Willem Jan has more than 20 years experience in advising internationally operating businesses on setting up tax efficient structures, restructuring, supply chain projects, and setting up tax effective group financing structures and companies to manage IP rights.
He primarily advices American businesses with a regional head office in the Netherlands.

Willem Jan is a member of the Tax Committee of the American Chamber of Commerce in the Netherlands (AmCham).


  • ICE
  • IP planning
  • International tax planning and coordination

Education and memberships

  • Fiscal Law & Finance, Erasmus University, Rotterdam
  • Member of the Dutch Association of Tax Advisors